/**
 * $URL$
 * $Id$
 *
 * Copyright (c) 2006-2009 The Sakai Foundation
 *
 * Licensed under the Educational Community License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *             http://www.opensource.org/licenses/ECL-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.sakaiproject.sitestats.api;

import java.io.Serializable;

public class Util implements Serializable {
	private static final long	serialVersionUID	= 1L;

	public static double round(double val, int places) {
		long factor = (long) Math.pow(10, places);
		// Shift the decimal the correct number of places to the right.
		val = val * factor;
		// Round to the nearest integer.
		long tmp = Math.round(val);
		// Shift the decimal the correct number of places back to the left.
		return (double) tmp / factor;
	}
	
}
